Namkhai Norbu. <br/><br/>
The crystal and the way of light :  sutra, tantra and dzogchen, 

 - Ithaca, NY, USA :  Snow Lion Publications,  1993. 
 - 176 p.   ill.   21 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0140193146 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rdzogs-chen <br/>Spiritual life<br/>Buddhism<br/>Lamas
<br/><br/><label>Dewey Class. No.: </label>294.3444 NOR